Dissociable Intrinsic Connectivity Networks for Salience Processing and Executive Control
University of California, San Francisco · Stanford University
Abstract
Variations in neural circuitry, inherited or acquired, may underlie important individual differences in thought, feeling, and action patterns. Here, we used task-free connectivity analyses to isolate and characterize two distinct networks typically coactivated during functional MRI tasks. We identified a "salience network," anchored by dorsal anterior cingulate (dACC) and orbital frontoinsular cortices with robust connectivity to subcortical and limbic structures, and an "executive-control network" that links dorsolateral frontal and parietal neocortices. These intrinsic connectivity networks showed dissociable correlations with functions measured outside the scanner. Prescan anxiety ratings correlated with…
Citation impact
- FWCI
- 32.25
- Percentile
- 100%
- References
- 68
Authors
8Topics & keywords
- Psychology
- Task-positive network
- Salience (neuroscience)
- Neuroscience
- Anterior cingulate cortex
- Functional connectivity
- Default mode network
- Cognitive psychology